initial

dot_oh-my-zsh/plugins/genpass/executable_genpass-monkey

@@ -0,0 +1,32 @@
+#!/usr/bin/env zsh
+#
+# Usage: genpass-monkey [NUM]
+#
+# Generate a password made of 26 alphanumeric characters
+# with the security margin of at least 128 bits.
+#
+# Example password: nz5ej2kypkvcw0rn5cvhs6qxtm
+#
+# If given a numerical argument, generate that many passwords.
+
+emulate -L zsh -o no_unset -o warn_create_global -o warn_nested_var
+
+if [[ ARGC -gt 1 || ${1-1} != ${~:-<1-$((16#7FFFFFFF))>} ]]; then
+  print -ru2 -- "usage: $0 [NUM]"
+  return 1
+fi
+
+zmodload zsh/system || return
+
+{
+  local -r chars=abcdefghjkmnpqrstvwxyz0123456789
+  local c
+  repeat ${1-1}; do
+    repeat 26; do
+      sysread -s1 c || return
+      # There is uniform because $#chars divides 256.
+      print -rn -- $chars[#c%$#chars+1]
+    done
+    print
+  done
+} </dev/urandom